(function (global, factory) {
	if (typeof define === "function" && define.amd) {
		define(["exports"], factory);
	} else if (typeof exports !== "undefined") {
		factory(exports);
	} else {
		var mod = {
			exports: {}
		};
		factory(mod.exports);
		global.FileSaver = mod.exports;
	}
})(this, function (exports) {
	"use strict";

	Object.defineProperty(exports, "__esModule", {
		value: true
	});
	/* FileSaver.js
  * A saveAs() FileSaver implementation.
  * 1.3.8
  * 2018-03-22 14:03:47
  *
  * By Eli Grey, https://eligrey.com
  * License: MIT
  *   See https://github.com/eligrey/FileSaver.js/blob/master/LICENSE.md
  */

	/*global self */
	/*jslint bitwise: true, indent: 4, laxbreak: true, laxcomma: true, smarttabs: true, plusplus: true */

	/*! @source http://purl.eligrey.com/github/FileSaver.js/blob/master/src/FileSaver.js */

	var saveAs = exports.saveAs = saveAs || function (view) {
		"use strict";
		// IE <10 is explicitly unsupported

		if (typeof view === "undefined" || typeof navigator !== "undefined" && /MSIE [1-9]\./.test(navigator.userAgent)) {
			return;
		}
		var doc = view.document
		// only get URL when necessary in case Blob.js hasn't overridden it yet
		,
		    get_URL = function get_URL() {
			return view.URL || view.webkitURL || view;
		},
		    save_link = doc.createElementNS("http://www.w3.org/1999/xhtml", "a"),
		    can_use_save_link = "download" in save_link,
		    click = function click(node) {
			var event = new MouseEvent("click");
			node.dispatchEvent(event);
		},
		    is_safari = /constructor/i.test(view.HTMLElement) || view.safari,
		    is_chrome_ios = /CriOS\/[\d]+/.test(navigator.userAgent),
		    setImmediate = view.setImmediate || view.setTimeout,
		    throw_outside = function throw_outside(ex) {
			setImmediate(function () {
				throw ex;
			}, 0);
		},
		    force_saveable_type = "application/octet-stream"
		// the Blob API is fundamentally broken as there is no "downloadfinished" event to subscribe to
		,
		    arbitrary_revoke_timeout = 1000 * 40 // in ms
		,
		    revoke = function revoke(file) {
			var revoker = function revoker() {
				if (typeof file === "string") {
					// file is an object URL
					get_URL().revokeObjectURL(file);
				} else {
					// file is a File
					file.remove();
				}
			};
			setTimeout(revoker, arbitrary_revoke_timeout);
		},
		    dispatch = function dispatch(filesaver, event_types, event) {
			event_types = [].concat(event_types);
			var i = event_types.length;
			while (i--) {
				var listener = filesaver["on" + event_types[i]];
				if (typeof listener === "function") {
					try {
						listener.call(filesaver, event || filesaver);
					} catch (ex) {
						throw_outside(ex);
					}
				}
			}
		},
		    auto_bom = function auto_bom(blob) {
			// prepend BOM for UTF-8 XML and text/* types (including HTML)
			// note: your browser will automatically convert UTF-16 U+FEFF to EF BB BF
			if (/^\s*(?:text\/\S*|application\/xml|\S*\/\S*\+xml)\s*;.*charset\s*=\s*utf-8/i.test(blob.type)) {
				return new Blob([String.fromCharCode(0xFEFF), blob], { type: blob.type });
			}
			return blob;
		},
		    FileSaver = function FileSaver(blob, name, no_auto_bom) {
			if (!no_auto_bom) {
				blob = auto_bom(blob);
			}
			// First try a.download, then web filesystem, then object URLs
			var filesaver = this,
			    type = blob.type,
			    force = type === force_saveable_type,
			    object_url,
			    dispatch_all = function dispatch_all() {
				dispatch(filesaver, "writestart progress write writeend".split(" "));
			}
			// on any filesys errors revert to saving with object URLs
			,
			    fs_error = function fs_error() {
				if ((is_chrome_ios || force && is_safari) && view.FileReader) {
					// Safari doesn't allow downloading of blob urls
					var reader = new FileReader();
					reader.onloadend = function () {
						var url = is_chrome_ios ? reader.result : reader.result.replace(/^data:[^;]*;/, 'data:attachment/file;');
						var popup = view.open(url, '_blank');
						if (!popup) view.location.href = url;
						url = undefined; // release reference before dispatching
						filesaver.readyState = filesaver.DONE;
						dispatch_all();
					};
					reader.readAsDataURL(blob);
					filesaver.readyState = filesaver.INIT;
					return;
				}
				// don't create more object URLs than needed
				if (!object_url) {
					object_url = get_URL().createObjectURL(blob);
				}
				if (force) {
					view.location.href = object_url;
				} else {
					var opened = view.open(object_url, "_blank");
					if (!opened) {
						// Apple does not allow window.open, see https://developer.apple.com/library/safari/documentation/Tools/Conceptual/SafariExtensionGuide/WorkingwithWindowsandTabs/WorkingwithWindowsandTabs.html
						view.location.href = object_url;
					}
				}
				filesaver.readyState = filesaver.DONE;
				dispatch_all();
				revoke(object_url);
			};
			filesaver.readyState = filesaver.INIT;

			if (can_use_save_link) {
				object_url = get_URL().createObjectURL(blob);
				setImmediate(function () {
					save_link.href = object_url;
					save_link.download = name;
					click(save_link);
					dispatch_all();
					revoke(object_url);
					filesaver.readyState = filesaver.DONE;
				}, 0);
				return;
			}

			fs_error();
		},
		    FS_proto = FileSaver.prototype,
		    saveAs = function saveAs(blob, name, no_auto_bom) {
			return new FileSaver(blob, name || blob.name || "download", no_auto_bom);
		};

		// IE 10+ (native saveAs)
		if (typeof navigator !== "undefined" && navigator.msSaveOrOpenBlob) {
			return function (blob, name, no_auto_bom) {
				name = name || blob.name || "download";

				if (!no_auto_bom) {
					blob = auto_bom(blob);
				}
				return navigator.msSaveOrOpenBlob(blob, name);
			};
		}

		// todo: detect chrome extensions & packaged apps
		//save_link.target = "_blank";

		FS_proto.abort = function () {};
		FS_proto.readyState = FS_proto.INIT = 0;
		FS_proto.WRITING = 1;
		FS_proto.DONE = 2;

		FS_proto.error = FS_proto.onwritestart = FS_proto.onprogress = FS_proto.onwrite = FS_proto.onabort = FS_proto.onerror = FS_proto.onwriteend = null;

		return saveAs;
	}(typeof self !== "undefined" && self || typeof window !== "undefined" && window || undefined);
});
